Home / 126,002.11-189,040.08-37,257.91

Finding the Fourth Proportional to 126,002.11, 189,040.08 and 37,257.91

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Solution

The fourth proportional to 126,002.11, 189,040.08 and 37,257.91 is: 55,897.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,002.11 : 189,040.08 = 37,257.91 : x
  2. Step 2: Convert to fraction form
    126,002.11/189,040.08 = 37,257.91/x
  3. Step 3: Cross multiply
    126,002.11x = 189,040.08 × 37,257.91
  4. Step 4: Simplify right side
    126,002.11x = 7,043,238,287.03
  5. Step 5: Solve for x
    x = 7,043,238,287.03/126,002.11
  6. Step 6: Final answer
    x = 55,897.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.